HOLEX Pro Steel solid carbide drill, plain shank DIN 6535 HE, TiAlN, ⌀ DC h7 (mm or inch): 4,1

Article no.: 122503 4,1
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⌀ DC h7 (mm or inch) Unit price incl. VAT
  • Tool material: Solid carbide
  • Standard: DIN 6537 K
  • Version: 4×D
  • Tolerance nominal ⌀: h7
  • Number of cutting edges Z: 2

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Product details

Technical Data

Series Pro Steel
Nominal ⌀ DC 4.1 mm
Coating TiAlN
Tool material Solid carbide
Standard DIN 6537 K
Version 4×D
Tolerance nominal ⌀ h7
Number of cutting edges Z 2
Point angle 140 degrees
recommended maximum drilling depth L2 17.9 mm
Shank DIN 6535 HE to h6
Through-coolant no
Machining strategy HPC
Flute length Lc 24 mm
Overall length L 66 mm
Shank ⌀ Ds 6 mm
Feed f in steel < 900 N/mm2 0.14 mm/rev.
Colour ring green
Type of product Jobber drill

Identification numbers & Classifications

Article number 122503 4,1
EAN / GTIN 4045197834287
Manufacturer number 122503 4,1

Application Table

Steel < 500 N/mm²
P
115
Steel < 750 N/mm²
P
105
Steel < 900 N/mm²
P
85
Steel < 1100 N/mm²
P
80
Steel < 1400 N/mm²
P
60
INOX < 900 N/mm²
M
30
INOX > 900 N/mm²
M
25
GG
K
90
GGG
K
55
wet maximum
 
dry
 

Description

Version:

Straight major cutting edges and a special flute profile ensure good chip evacuation. The robust cutter geometry ensures high-performance drilling with good process reliability.
A wide range of applications in steel materials thanks to a combination of tough ultra-fine grain carbide and extremely wear-resistant coating.

Note:

Flute length LC = L2 + 1.5 × DC.

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